---
schema_version: "secwatch.filing_event.v1"
accession: "0001140361-23-048752"
form_type: "8-K"
ticker: "GCBC"
cik: "0001070524"
company_name: "GREENE COUNTY BANCORP INC"
filed_at: "2023-10-18T23:59:59+00:00"
generated_at: "2026-06-09T21:38:48.262278+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Greene County Bancorp imposes trading blackout Nov 15 to Dec 18 for insiders due to 401(k) plan admin change

## Summary
- Blackout period from Nov 15 to week of Dec 18, 2023, due to 401(k) plan administration transition from Pentegra to Empower.
- Directors and executive officers prohibited from trading GCBC equity securities during blackout under Sarbanes-Oxley Act and SEC Reg BTR.
- 401(k) participants temporarily unable to check balances, transfer investments, or obtain withdrawals during blackout.
- Exemptions include 10b5-1(c) trading plans not modified during blackout, and bona fide gifts or domestic relations transfers.
- Violations can result in profit disgorgement and civil/criminal penalties; contact Mary Seely for questions.

## SEC filing metadata
- accession: 0001140361-23-048752
- form_type: 8-K
- ticker: GCBC
- cik: 0001070524
- company_name: GREENE COUNTY BANCORP INC
- filed_at: 2023-10-18T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 5.04, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1070524/000114036123048752/0001140361-23-048752-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1070524/000114036123048752/ef20012801_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001140361-23-048752
- JSON: https://secwatch.observer/filing/0001140361-23-048752.json
- Plain text: https://secwatch.observer/filing/0001140361-23-048752.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.